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Site H10"Y Canepa'S Ca Wash(PaClf" Venue) Page 5 of 7 SV-1 and sV- les collected fron, g were same gV-4 and SV- well M`�-l2U SV collected from r this t the STE x concen etected Intecte in seal results front event fo exec concentrations d sample analythe initial sampling the MTBE concen The groundwater Iwo of increasln8 with historical results, detectedtrations since g were lower and eviously mart cone analytical results indicate a much higher than Pt trend Of lower contain indicate a tie 2001 The laboratory letter dated continue to on October 25, the site Ina ICat� well conducted -3 continue at data. that Indof the concentration at M oundwater manthe sSTE �xnit based an development IvITBE erly grwn of sVE ui7it that rluart art of the additional e indicated temp°rary shutdo ho 'ever, that the The 53CERD has uested allow Its relocation as agreed, 2002, Condor red tions aner d SJCERD and Condor have July 30' Influent conCena Se umber dwindling erty o` Inent ucted on p when fanned by the Orap merit Is inm ent,was card unit site p belt replace' the first carbon e Ont Is as will be operated until develop which included urs in m chang - will be VE system, change-out occ carbon System first unit the the carbon use, The procedure far In the with Regular maintenance °f unit the carbon �xlmixe n unit, in fln�' dlrectio�f the In order to second carhan carbo reversed P� reading 2002 ted rn the the second will be ,Meekly 'Volum , h Is deter h from The units e breakthroug base carbon the second unit Th�s per million by easurable breakt °ug bon in 2402, at 2 p conducted follows upon gIn coconut shell vapor p orCi September 20, system was replaced.�tlth first unit and new the carbon les from the Influent' used unit as the change out of or same ical results the partially breakthror ' 2002, d uarterly soil vap M rB s stem effluent indica on septembe 2�' e-Out, q lysis Laboratory below the sVE Y was shut down after the changeor laboratoryand waS e timated at The system 2002 In addition, colleted TEX coristituen� orfs were c o f the S'V system Oil september 30� ncentratlons of rola tank and effluent sanio l Sample Indic the destructi°n efficiency the mid tank soil vap and, therefore, , 2002 ub©ratory from orting limit; f 14 acid l5 h drocarbon laboratory rep at the site an Octflbe etroleum onerally 140°Io activities concentrat�ons s p sVE-4 were i ly 2002 uarterly tn°n'torkng samples indicated results for during the Indicate $ rformed 4 oundwater oundwater analyticalfor sVE- to Condor pe of the grhistoric! data The re cited 12D continue ducted an analytical results With h Ical results P well N�'f- this well con Consistent w oundwater anaal Ical results from event for constituents tit, the previous gI le an m ling les collected from 1v1'�"3 was oundwater camp the Initial sa p consistent wI The gr detected In groundwater camp monitoring event Concentrations since of lower contaminant for the Site, MTBE concenttat'°n plan (CAO) trend 2001 The M coon October 25, detected ort (PARS and a C0rreCtive A lower than Pre yiolisly Assessmcnt Rep st 19, 2042.= that the ared a problem Report? dated Augu `,`,as 5,500 lig/1- condor � Condor prep 2002 onitonng g on July 2,2002 C©ndar by dated October 18, Grout, M from SV- t EDF 'Third Quarter le collected or MTBF in the sample collected cited in the in the camp Electronic 13e11verable Fad sample Condor rep Itted In °rt f for the groundwater revised analytical result for TA data sub5� Inal laboratory rep 000 b and a laboratory w of the July On noted in the ong correct y Excelchern d chain_of- npon revle anncy TBE concentrat ried to be analyses an aurid xates Excelchen'> a discrepancy 8 was determined Certificate of DF data indicated fa 5V_ laboratory of'kf7stflrlcal Cir from sV-8 The E 8 The EDp data irteCted ary SV Copy of the ca revised saTnm 2 monitoring event and a collected fromort was issued A laborato Y reP for the Iuly i-3,20fl Custody